-- - 19, 2011

136. The number of P - O - P

bridges in the structure of
phosphorus trioxide and
phosphorous pentoxide
are respectively

EAMCET - 2011 MODEL GRAND TEST

ENGINEERING
91. The time period of a satellite of earth is 5 hours. If the
separation between earth and the satellite is
increased to 4 times the previous value, the new time
period will become

N -v- -h 5 . N,
v-E u --o Eo vh -
4 x *- -h
1) 10 2) 80 3) 40 4) 20
92. When a body in S.H.M., match the statements in
column-I with that in column-II

d - I E E d - II E - - - -
Column-I

dI

Column-II

nA--h J-e)

b) P.E. is 1/2 of total energy

of

J-N-A
l)

f) at extreme position

(nAh h h
)

(u n)

(A h h
h - )

(u-N n)

J-e )

J-NA
l)

c) K.E. is 1/4 of total ener- g) at mean position

gy

1/
h) at 3/2 times of
4
amplitude
d) Velocity is maximum

3/2
(

(
-x

1) a-f, b-e, c-h, d-g

2) a-e, b-f, c-g, d-h
3) a-g, b-h, c-e, d-f
4) a-h, b-e, c-f, d-g
93. When a mass is suspended from the end of a wire,
the top end of which is attached to the roof of a lift,
the extensions 'e' when the lift is stationary. If the lift
moves up with a constant acceleration g/2, the
extension of the wire would be

B vu--PE --D
Ea--n-A---E Ld j-p d--p B
- 'e'. - p Ld jC- g/2 y--- v--- B -
1) 2e/3

2) 3e/2

94. The dimensions of

3) 2e

4) 3e
2

-t
/b in the equation P = a

bx
where P is pressure, x is distance and 't' is time are
t2

O--- P = a
P-, x - ,
bx
a
t - - /b \ N
1) M2LT-3

2) MT-2

3) ML3T-1

4) LT-3

- N- j - -* - h- -- P - G -* -
-E EdE- - j C v ~ h - - - p- P
* h - - C- - - - - o G- -- - - l
\ - P - -* h - - - - - - - o G-
- - l
- \ - -E - d . - -, P - -*
- - - J- - e - - h
2h
5h
h
1)
2)
3)
4) 2h
3
3
3
97. A body is projected with a velocity of
10 m/s at 45 to the horizontal. The velocity of the
projectile when it moves at 30 to the horizontal is

h- 10 m/s ~A -- 45
- v~h --. v ~ ~A
30 h-o-p E

200 m/s
100 m/s
1)
2)

3
3

50 m/s
400 m/s
4)
3)

3
3
98. One end of uniform glass capillary tube of radius
r = 0.05 cm is immersed vertically in water to a depth
h = 2 cm. The excess pressure in N/m2 required to
blow an air bubble out of the tube (surface tension of
3
water = 7 10-2 N/m; density of water = 10 kg/m3
and g = 10 m/s2)

u-l r = 0.05 .-O. --o -KA V -R

*- F E- 2 .-O. -- . u () L--- --E - C- N/m2 (F --u =
7 10-2 N/m, F v = 103 kg/m3, g = 10 m/s2)
5

1) 0.0048 10
2) 0.0066 10
5
5
3) 1.0048 10
4) 1.0066 10
99. 3 moles of a gas requires 60 cal of heat for 5 C rise
of temperature at constant volume, then heat
required for 5 moles of same gas under constant
pressure for 10 C rise of temperature is
(R = 2 cal/mol/K)

n --J-- l - \
g-v- 5C ---E 60 cal g-P -.
n--- l 5 - - 10C ---E ---i g-P (R = 2 cal/mol/K)
1) 200 cal 2) 400 cal 3) 100 cal 4) 300 cal
100. A wall has two layers A and B of equal areas. Their
thickness are 10 cm and
20 cm. Conductivity of
A is twice that of B. Under thermal equilibrium, if the
temperature difference across the wall is 45C, then
temperature difference across the layer A is

A, B - --o.
- 10 .-O., 20 .-O. A --y B -y - d. g --n-A -J--
u g-v 45C A -J---
u g-v
1) 36 C

2) 27 C

3) 18 C

4) 9 C

-101. For a certain organ pipe three successive resonance frequencies are observed at 425 Hz, 595 Hz
and 765 Hz respectively. If the speed of sound in air
is 340 m/s, then the length of the pipe is
3
425 Hz, 595 Hz, 765 Hz
(
= 340 m/s)
1) 2 m
2) 0.4 m
3) 1 m

_ d-

1) 8

2) 4

3) 2

107. Spherical aberration is due to

4) 3

- -u
p-f. -- - d

102. What is the deviation angle when light incident at an

angle 45 on equilateral prism of refractive index

2 ( 2
45

d n v- - - - o- -
vA- - -d j A -
- -i N- ?)

1) 150
2) 30
3) 45
4) 90
103. Ratio of magnetic field at the centre of a current carrying circular coil of radius R and at a distance of 3R
on its axis from the centre is
R

u-l - - o, Nu v - - ho - %-h B- d
v ,l E ~ v -* 3R E - \ ~v EpAh

1) 10 10

2) 20 10

3) 2 10

4) 10

104. An electron and a positron pair is produced by a

gamma ray of 2.1 MeV. The kinetic energy imparted
to each of the charged particle is
2.1 MeV

h - x Z, -
>-v p--, \ --J --E
Ah N
1) 0.54 MeV 2) 1.05 MeV 3) 2.1 MeV 4) Zero (o)
105. For an n-p-n transistor = 50, the value of is
n-p-n
1) 0.6

v-Eq-d-
2) 0.8

= 50

N
3) 0.7

4) 0.98

vN- -j -Z- x, v-- x, uvx

-v-
3) Planets
v
4) Stars
-~-v-
2) Satellites

1) acetaldehyde is commercially prepared by one

step oxidation of acetylene

~ - \- A-v--- --
2) More deviation of marginal rays

- -- -- d
-\ v--
C
v--
- --o --- d N-
N~--Eo p--hC. d N)

<L v- <L- u
d = 9000 A, --j` = 3000 A. - j
p Je -u-A-- d u (u -d )
1) 12
2) 7
3) 18
4) 4
110. Consider the following statements A and B and identify the correct choice in the given answers. (

-C

- -u-u--x --C j-C?)

uv --L -* q---
--Lf-j- h.
2) pH value of acid rains will be less than 6

-i l v - \-- yEo N- - J- hC- .1) A and B correct A J B E

2) A and B wrong A J B p
3) A is correct but B is wrong A E -F B p
4) A is wrong and B is correct A p J B E
--\ v -
%h *-, E -\ v)
1) Decreases _-C
2) Increases --C
3) Does not change
4) May increase or decrease -a _-a

112. Identify the correct order of the following particles

when arranged in the increasing order of K.E. when
moved momentum is constant in the same electric
field. (
K.E.

Nu ~v, - C
---o-p, vu-- n o-p
v-Eo - v- Jh--.)
(I) Tritium - v- (II) Deuteron -u-
(III) Proton v
(IV) Electron -Z-

1) II, I, III, IV
2) II, III, IV, I
3) I, II, III, IV
4) III, IV, II, I
113. An electric field is acting vertically upwards. A particle of mass 1 mg and charge -1C is projected with
a velocity 20 m/s at an angle 45 with the horizontal.
Its horizontal range is 10 m, then the intensity of
electric field is (g =10 m/s2)

Ed-E-- j Nu--~-v- --C. ~v

1 N.v. vu-P, -1C -- -o Eo ~A--E
45 , 20 m/s - N-J-, E uh 10 O.
Nu--~v Bv N (g = 10 m/s2)
3) 30 N/C

pH

x {

N 6 \- -C

CO2, SO2 NO2

,
-.

s, p j j q- -- x
t ~-- y C.
122. I) Both ethylene and
Baeyer's reagent.

acetylene

II) Both ethylene and acetylene give same product

on ozonolysis reaction.

CM- , - L- -
--L- u p- oEo h.

III) Both ethane and acetylene have acidic hydrogens.

, --L- x jv---
LT .

IV) Both ethylene and acetylene can be prepared

from 1, 2- Dibromoethane

C-M, --L- -F 1, 2 jv
-* -a.
Correct statements are
j uu
2) I & IV

3) II & III

SN1

1) CH2 = CHCl

2) CH3Cl

3) (CH3)2 CHCl

4) C6H5CH2Cl

- vD t----Eo C
u --a.)
Al2O3, 1000C
3) CH4 + NH3
Zn + H2O

ol ---C

126. Among the following the paramagnetic compound is

-C C ----\ t--?
3) N2O

4) KO2
1

127. Maximum number of electrons with s = + in Cr

2
+
ion in the ultimate shell are (Cr
1
s = +

*J ~u
-o Je -Z- u)
3) 11

4) 9

2) Na2SO4 + S + HCl
4) Na2SO4 + HCl

C--E ----.
List-II

dI
- p
-E p

ol _--C

B) Ionic crystal
C) Covalent crystal

(c) Viscosity of the liquid decreases

v ol _--C
(d) Viscosity of the liquid increases

---F p
p

D) Metallic crystal
1) a and c are true a
c
2) b and c are true b
c
3) b and d are true b
d
4) a and d are true a
d
115. A 6 V cell with 1 ohm internal resistance and 10 V
cell with 2 ohm internal resistance and 10 ohm
external resistance are connected in parallel. The
current in ampere through 10 V cell is

u
u
u
u

J- o-- , 6 V N- - u-- - - o - Eo
J 2 J- o- , 10 V N.. - - o
Eo, 10 - E- - -- L- - 10 V
y v - Nu (
- - x )

1) 1.56
2) 0.8
3) 2.7
4) 4
116. The cold junction of a thermocouple is 0C. The
ratio of thermo emf is at temperatures (of hot junction) 50C and 100C respectively 8:15. The neutral
temperature of thermocouple is (e = at + bt2)

-g - t x C gv- 0 C. C
50C, 100 C l o- p E g N-u-
-
EpAh 8 : 15
g - t n gv-
N (e = at + bt2)
4) 850 C

117. The time constant of an inductance coil is

5 10-3 sec. When a 90 ohm resistance is joined in
series, the time constant becomes 0.5 10-3 sec.
The inductance and resistance of the coil are (
5 10-3
90
0.5 10-3

B-d n
-. E v
E-Eo L- n

B-d v-, E- N -)

118. According to Lenz's law the direction of the induced

emf is

v v- v- Nu-- - C
1) Towards left
--j--
2) In a direction opposite to change of the magnetic
flux.

vJ Nu-- - -\ G--E p uA--h-C

3) Towards right
-j--
4) In the direction of change of the magnetic flux
119. The threshold wavelength for certain metal is 0.
When a light of wavelength 0/ 2 is incident on it,
the maximum velocity of photoelectrons is 106 m/s.
If the wavelength of the incident radiation is reduced
to 0/ 5, then the maximum velocity of the photoelectrons in m/s will be

E-N --u 0. 0/2

-j-` u --o A Ej -i-, _---u
A -Zx Je 106 m/s. ---A -j`u-Eo 0/ 5 -Jh, -_--u -A ---Z-x
J-e - m/s
6

2) 5 10

3) 4 10

4) 2 10

A B C D
A B C D
1) II I III V
2) IV I II V
3) IV II III V
4) II IV III I
130. Which of the following reaction can be reversible?

C- Cy--u -C.

1) NaOH + CH3COOH CH3COONa + H2O

2) NaOH + HCl NaCl + H2O
3) 2 KClO3 2 KCl + 3 O2
4) NH4NO2 N2 + 2 H2O
131. In the sequence of reactions
CH3MgI
I2/ KOH
Ag
A B C
H2O

Dil.H2SO4/HgSO4
D E
60C
If 'A' is formaldehyde, then 'E' is
'A'

(j --*a-
-C t-Lf-j - 'E' --C)

u-x

1) CH3CH2OH
2) CH3CHO
4) CH3COOH
3) CH3COCH3
132. Which of the following is acidic in nature?

C- x-y- --o-C C?
1) B(OH)3

2) Be(OH)2 3) Mg(OH)2

4) Al(OH)3

3
133. S(s) + O2(g) SO3(g) + 2 X K.Cal
2
SO2(g)

1
+ O2
2

j \--o u-x t--- --

K-~ -h?
1) A, B, C 2) A, D X
3) A, C, D 4) X, A, C
139. a P4 + b H2O + c OH- PH3 + H2PO2In the reaction the coefficients a, b and c are

j u
1) 1, 3, 3

a, b, c

2) 4, 12, 4

3) 1, 12, 12 4) 4, 6, 6

140. Four C-H bonds of CH4 molecule according to

valence bond theory are (
CH4
C- H

Fq l
v
--E
)
1) Four different types y
2) Three are one type and the remaining is different

(g)

1) Y - 2X 2) Y + 2X

---g ?)

3) 2X - Y 4) X - Y

134. One
mole
of
an
octahydral
complex
[Co(NH3)x(Cl)y]Clz with excess silver nitrate solution gives two moles of silver chloride precipitate.
Then the values of x, y, z are respectively.

-d Et - - o [Co(NH3)x(Cl)y] Clz
t-- Eo C y vj v- u- -Ch
2 y-
- x- j p- - x, y, z N- -
1) 4, 2, 1

2) 5, 1, 2

135. Match the following

List-I

dI

A) -

3) 6, 0, 3

4) 5, 1, 3

(A): 2 Nj 1, 3 u- -- -s \ -.

Reason (R): Natural rubber is formed through addition polymerisation.

142. Assertion (A): Chlorobenzene is less reactive than

benzene towards electrophilic substitution reactions.

List-II

dII
Nature of reaction u y

b) Spontaneous at all temperatures

(

Eo g-v l Bo-% u)

C) - -

c) Sponteneous at high temperatures

D) + -

d) Non sponteneous at all temperatures

C g-v- l -Bo-% u)

(Eo g-v- l -Bo-% u

)
The correct answer is j -

120. de Broglie suggested that the dual nature is exhibited by

1) a

c d

2) c

a d

vUx yy y vA-- C-*-C?

3) b

a d

4) a

c b

C D

2) MgCO3

v s-

3) BeCO3

4) CaCO3

151. In the radial probability curve of 2s orbital, two

peaks are present. The radial distance between
them is

Js-
- - u v P-
. u
-
3) 210 nm 4) 260 nm

152. A galvanic cell is composed of two hydrogen electrodes, one of which is standard one. In which of the
following solutions should be other electrode be
immersed to get maximum emf

jv- -Z- - - - - y-E - Eo- E- J- t-. -l v jv-

-Z. C v -Z- - -*-
Nu- - J- - e - --C?
1) 0.1 M HCl

2) 0.1 M CH3COOH

3) 0.1 M H3PO4

4) 0.1 M H2SO4

153. Which of the following species has the highest ionisation potential? (

C- u-C --j--
-E{- --o-C?)

1) He

2) Li+

3) Al+

4) Ne

154. The IUPAC name of an isomer of C4H10O which

exhibits optical isomerism is
C4H10O \ %-u % %-uEo
vJzh-C. -- %u IUPAC
1) 2 - methyl - 2 - propanol

Oj- 2 -v--

(A): -Z--L vA- ~- u- x -> -

x-->- \ u-Q-- ----C.

2) 2 - methyl - 1 - propanol

Reason (R): Chlorine atom in chlorobenzene, deactivates the ring by negative inductive effect.

3) 2 - butanol

N- (R): x-->--E xJ -I vEo - -x Eo E-h C-hC.

1) A and R are true and R is the correct explanation
R
A
of A.
A, R
2) A and R are true and R is not the correct explanation of A

j--N, R ---C A j- N- .
j-C, R j-C .
4) A is false, R is true. A j-C , R j-C.
A, R

3) A is true, R is false. A

143. Some statements about carbohydrates are given

below

s-jv- - J* Eo uu - - a.

A) Glucose does not react with sodium bisulphite

x- j-j p- u--
B) Invert sugar is an equimolar mixture of glucose
and fructose

N \ ---C x- , vd-
Nv-

C) Sucrose is a reducing sugar

u-- D x- E- 1, 4 n l
kx-j- y C-i .
The correct statements are j- uu
1) A, B and C

2) B, C and D

3) A, C and D

4) A and B

J-u C
MgCl2 vu-P
1) 9.5 g

1000 ppm

2) 0.95 g

--o

3) 95 g

.v. F-E
4) 950 g

156. Among the following the colligative property is

C-- - t
p-- n
2) Freezing point
F-- n
3) Osmotic pressure
v-G-- -
4) Density
v
157. Antiblood clotting drug which prevents heart attack
is --s E-J-C, h fd- C
1) Acetyl salicylic acid
-j L--L x
2) 4 hydroxy acetanilide 4 jvq --E-j
3) p-nitrophenol
p- jv--
1) Boiling point

q j) --i
DE u---

158. SiO2 does not react with SiO2

1) CaCO3 at high temperature

C g-v l

CaCO3

2) Hot NaOH solution

3) Hydrofluoric acid
4) Hydrochloric acid

NaOH

v
jv-x-J-x
jv-x-J-x

159. The mineral 'Calamine' is chemically

144. The atomic weights of nitrogen, oxygen, fluorine

and neon are 14, 16, 19 and 20 respectively. The
gas with the highest rate of diffusion is

jv-, q-, xJ, E- ---

- 14, 16, 19, 20 - uC u
--o
1) Nitrogen jv-
2) Oxygen q-
3) Fluorine xJ
4) Neon E
145. The dipolemoment of a compound 'MCl3' is zero.
The group of the element 'M' in periodic table would
be ('MCl3'
'M'
3) IIIA

4)

155 1 kg of water containing the following mass of MgCl2

has the hardness of 1000 ppm

N-(4 -

D) Cellulose contains D glucose units joined by

glycosidic linkages at 1, 4 positions

2) IVA

Oj- 1 -v--
2 - u-
1 - butanol
1 - u-
2

4) N-(4 - ethyoxy phenyl) acetamide

v- ~-- \

4) VIIA

--E- '-i E
L{ s-
2) zinc carbonate
> s-
3) calcium sulphate
L{ p
4) zinc sulphide
> j p
1) calcium carbonate

Sn, HCl

NaNO , HCl

2
160. C6H5NO2 X
0-5 C
Z
Y
C6H6

The reagent 'Z' in the above sequence is

j --E
+

1) H , K2Cr2O7
3) OH , KMnO4

'Z'

---C
2) H3PO2
4) LiAlH4

146. The volume of CO2 liberated at S.T.P. by heating

60 gm of 70% pure magnesite is
70%
S.T.P.

l --o 60 v o-j- --h

l _---u CO2 --J-

1) 5.6 lit

2) 11.2 lit

3) 22.4 lit

4) 44.8 lit

147. A catalyst cannot alter

vp-- -x p -EC
1) rate of a chemical reaction

--E u-

2) rate constant of a chemical reaction

--E n-
u-g

3) heat of reaction

4) activation energy of a chemical reaction

tures (C g-v- l -Bo-%

u )
B) +

IIA

l N-- --

1) 53 nm 2) 110 nm

----.

a) Non spontaneous at high tempera-

25C

1) BaCO3

N, - N -

1) VA

SO3(g) + Y K.Cal

j u -

150. The IIA group carbonate which decomposes at

25 C is

3) Two are one type and the other two are different

- t- Cy-v v o,
-h-- -d- - v)

Based on the above reactions heat of formation of

SO2
SO2 is (

H S

-\ G-- p C-

dII

I) CsCl
II) SiO2
III) Si
IV) I2
V) Sn

A) Molecular crystal

4) 10 mH; 50

uu
+

128 When moist chlorine is made to react with hypo,

the products formed are

List-I

(b) Viscosity of the gas decreases

3) 20 mH; 50

K Cr O /H

J p,
-C j N- .
3) A is true and R is false. A p R p.
4) A is false and R is true. A p, R p.

1) ClO4 > CH
3 > CH3COO > OH
2) OH > ClO4 > CH3COO > CH3
> ClO
3) CH3COO > CH
3 > OH
4
4) CH > OH > CH COO > ClO

3) Na2S + S + HCl

2) 50 mH; 10

Cu

2) Both A and R are true and R is not the correct

R
explanation of A.
A
R
A

C- j ~y v

129. Match the following.

1) 50 mH; 20

H O, H+

2
2 2 7
138. C2H4
X A
300C

Ca(OH)2
B
C D
In the above sequence of reactions which compounds can give haloform test?

J p, -C

xJ- j u--Ch p po

3) 350 C

uh ---j J Z- .

j N-.

125. Correct order of strength of basic nature is

2) 7

XeO4

1) Both A and R are true and R is the correct explaR

R
nation of A.
A
A

4) CH CH + O3

1) 12

p-C.

N- (R): s- - L--K--
lA -a.

Cu, 250C
MoO3, 400C
1) CH4 + O2 2) CH4 + O2

XeF6

uu

The organic compound 'Y' is also obtained in the following reaction ("Y"

2) O3

\ - vCh nA

C, n--- l A C----E j-
v (t = temperature)

4) Central atom of XeO4 has no lone pairs

141. Assertion (A): 2-methyl-1, 3-butadiene is the

monomer for natural rubber.

Zn + H O

1) Na2O2

%A - vA-

N, - N -
4) All four same type
- - N -

2
124. CH2 = CH2 + O3 X
Y

149 Which of the following represents the correct graph

for physical adsorption at constant pressure?

2) Shape of XeO3 is planar trigonal

2s

u C u-Q-- -o-C?

-K--

4) III & IV

123. Which of the following is more reactive towards SN1

reaction?

1) Na2SO3 + S + HCl

g-v J-T--p

1) 2.5 10

decolourise

C-M, --L-
q -Eo Ng h.

1) I & II

Xe

j--N, ---C j- N-.

(a) Viscosity of the gas increases

2) 225 C

XeF2
sp3d

Xe

N -\--E --i

4) 40 N/C

114. When temperature is increased

1) 425 C

1) Xe is sp3d hybridised in
XeF2

3) XeF6 is formed in third excited state of Xe.

4) London smog has reducing character, due to the

presence of carbon and sulphur dioxide

-\---u- g-v-j ---.

(B) Ferromagnetism is explained by domain theory.

v ol ---C
J
J
J
J

4) 6, 6

XeO3

3) CO2, SO2 and NO2 are global warming gases

(A) Susceptibility of paramagnetic material does not

depend upon temperature.

2) 20 N/C

2) 5, 6

3) 6, 5

108. A thin prism P1 with angle 4 and made from glass

of refractive index 1.54 is combined with another
thin prism P2 made from glass of refractive index
1.72 to produce dispersion without deviation. The
angle of the prism P2 is (4
P1
1.54.
1.72
P2
P2
1) 2.6
2) 4
3) 3
4) 5.33
109. In Young's double slit experiment how many maximas can be obtained on a screen including central
maxima on both sides of central fringe = 3000 A
and slit separation d = 9000 A.

1) 10 N/C

1) 5, 5

C- J-E uu
C- C -u-?

1) More deviation of paraxial rays

p- -vi-j q-, p
-j q Et- P - O
- P -- u -
137. Wrong statement of the
following

CHEMISTRY
121. Which of the following is false?

yE

4) 0.2 m

1) Elementary particles like electrons, protons and

neutrons.

S -N---E

111. A bar magnet of moment M is bent as an arc. Its

M
magnetic moment (

^ is a unit vector. Then value 'C'

95. If 0.5 ^i + 0.8 ^j + Ck
is
^
0.5 ^i + 0.8^j + Ck
'C'

1) 0.89
2) 0.2
3) 0.3
4) 0.11
96. From an elevated point P a stone is projected vertically upward. When it reaches a distance 'h' below
the point of projection, its velocity is doubles the
velocity when it was at height 'h' above P. The greatest height reached by it above P is

E C ,

-n 3/4. n l-A Je,

Ee Nu v- EpAh

- \- A-v---
3) Dispersion N ~--
4) Field lens v -

dII

e) at 1/ 2 times
amplitude
(
1/ 2

a) P.E. is maximum

106. The absorption coefficient of a material is 3/4. The

ratio of maximum to minimum current during its
determination by stationary wave method is

--E u h--h
148. The basic nature of aliphatic amines is influenced
by
(

L-- i- ~ y-Eo v-N

)

A. Hydrogen bonding with the solvent molecules

v -- jv- p--
B. Inductive effect of alkyl group

j \ v- -Z-- y
v-P v-
Among them
O

C. Steric factors

1) A opposes B and C
B, C

v-- A v uA-

2) B opposes C and A
A, C

v-- B v uA-

3) C opposes A and B
A, B

v-- C v uA-

4) One opposes another

vA - -E NT-L v - uA-

(-N------E -X -j--u -N-un- -E-- - - -v-o-v-Eo --C-.)

KEY
MATHEMATICS
1) 1 2) 2 3) 4 4) 3 5) 4 6) 3 7) 4 8) 1 9) 3 10)
11) 1 12) 1 13) 2 14) 4 15) 2 16) 4 17) 1 18)
19) 4 20) 3 21) 3 22) 2 23) 4 24) 3 25) 3 26)
27) 4 28) 1 29) 4 30) 2 31) 1 32) 2 33) 4 34)
35) 2 36) 3 37) 4 38) 3 39) 2 40) 2 41) 4 42)
43) 2 44) 3 45) 2 46) 1 47) 3 48) 2 49) 4 50)
51) 1 52) 3 53) 3 54) 4 55) 2 56) 3 57) 2 58)
59) 3 60) 2 61) 4 62) 2 63) 3 64) 2 65) 4 66)
67) 3 68) 4 69) 2 70) 1 71) 3 72) 2 73) 4 74)
75) 2 76) 2 77) 2 78) 3 79) 2 80) 3.
PHYSICS
81) 1 82) 1 83) 1 84) 3 85) 2 86) 2 87) 4 88)
89) 1 90) 1 91) 3 92) 1 93) 2 94) 2 95) 4 96)
97) 1 98) 1 99) 4 100) 4 101) 3 102) 2 103)
104) 1 105) 4 106) 4 107) 2 108) 3 109)
110) 4 111) 1 112) 3 113) 3 114) 1 115)
116) 1 117) 2 118) 2 119) 4 120) 1.
CHEMISTRY
121) 1 122) 2 123) 4 124) 2 125) 2 126)
127) 4 128) 2 129) 2 130) 1 131) 2 132)
133) 1 134) 2 135) 3 136) 4 137) 2 138)
139) 1 140) 2 141) 2 142) 1 143) 4 144)
145) 3 146) 2 147) 3 148) 4 149) 1 150)
151) 3 152) 2 153) 2 154) 3 155) 2 156)
157) 1 158) 4 159) 2 160) 2.
NA

4
2
4
2
4
2
1
2
3

4
2
1
2
1

4
1
2
4
3
3